| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.annotation.create;

import java.awt.Dimension;

import java.awt.Rectangle;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import java.sql.Types;

import java.util.ArrayList;

import java.util.Collection;

import java.util.HashMap;

import java.util.Iterator;

import javax.swing.JComboBox;

import javax.swing.JLabel;

import jwizardcomponent.JWizardComponents;

import jwizardcomponent.JWizardPanel;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.messages.NotificationManager;

import org.gvsig.annotation.AnnotationLocator;

import org.gvsig.annotation.AnnotationPreferences;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

/**

 * Configure annotation mapping.

 *

 * @author Vicente Caballero Navarro

 *  Migrated to gvSIG 2.0 by Carlos S?nchez Peri??n

 */

public class AnnotationConfigureLabelsPanel extends JWizardPanel {

        /**

         * Generated Serial Version ID

         */

        private static final long serialVersionUID = 2781251924798045780L;

        public static final String TEXT_FOR_DEFAULT_VALUE = " Default ";

        public static final Object TEXT_FOR_NO_SELECTED_VALUE = " Not Selected";

    private static final Rectangle lblDescriptionPosition = new Rectangle(4, 4, 355, 60);

    private static final Rectangle lblStep1Position = new Rectangle(4, 90, 15,15);

    private static final Rectangle lblAnglePosition = new Rectangle(30, 90, 355, 30);

    private static final Rectangle cmbAnglePosition = new Rectangle(30, 124, 170, 18);

    private static final Rectangle lblStep2Position = new Rectangle(4, 150, 15,15);

    private static final Rectangle lblColorPosition = new Rectangle(30, 150, 355, 30);

    private static final Rectangle cmbColorPosition = new Rectangle(30, 184,170, 18);

    private static final Rectangle lblStep3Position = new Rectangle(4, 210, 15, 15);

    private static final Rectangle lblSizePosition = new Rectangle(30, 210, 355, 30);

    private static final Rectangle cmbSizePosition = new Rectangle(30, 244,170, 18);

    private static final Rectangle lblSizeUnitsPosition = new Rectangle(204, 244, 80, 15);

    private static final Rectangle cmbSizeUnitsPosition = new Rectangle(305, 244, 80, 18);

    private static final Rectangle lblStep4Position = new Rectangle(4, 270, 15,15);

    private static final Rectangle lblFontPosition = new Rectangle(30, 270, 355, 30);

    private static final Rectangle cmbFontPosition = new Rectangle(30, 304, 170, 18);

        private FLyrVect layer;

    @SuppressWarnings("unchecked")

        private HashMap<Comparable, Object> fieldsNames = new HashMap<Comparable, Object>();

    private JLabel lblDescription;

    private JLabel lblAngle;

    private JLabel lblColor;

    private JLabel lblSize;

    private JLabel lblSizeUnits;

    private JLabel lblFont;

    private JLabel lblStep1;

    private JLabel lblStep2;

    private JLabel lblStep3;

    private JLabel lblStep4;

    private JComboBox cmbAngle = null;

    private JComboBox cmbColor = null;

    private JComboBox cmbSize = null;

    private JComboBox cmbSizeUnits = null;

    private JComboBox cmbFont = null;

    private EventsListener eventsListener = new EventsListener();

        private AnnotationPreferences preferences=null;

    public AnnotationConfigureLabelsPanel(JWizardComponents arg0, FLyrVect lyr) {

        super(arg0);

        layer = lyr;

        preferences=AnnotationLocator.getAnnotationPreferences();

        this.initialize();

    }

   private void updateButtonsState() {

        try {

            if (getWizardComponents().getCurrentIndex() == 1) {

                setBackButtonEnabled(true);

                setNextButtonEnabled(false);

                setFinishButtonEnabled(checkIsOkPanelData());

            }

        } catch (Exception e) {

                 NotificationManager.addError(e);

        }

    }

    protected boolean checkIsOkPanelData() {

        if(!((String)this.getCmbSize().getSelectedItem()).equals(AnnotationConfigureLabelsPanel.TEXT_FOR_DEFAULT_VALUE))

         {

                return        (((String)this.getCmbSizeUnits().getSelectedItem()).trim().length() >0);

         }

        return true;

    }

    protected void initialize() {

        this.setLayout(null);

        this.setSize(new Dimension(358, 263));

        this.addLabels();

        this.add(getCmbAngle(), null);

        this.add(getCmbColor(), null);

        this.add(getCmbSize(), null);

        this.add(getCmbSizeUnits(), null);

        this.add(getCmbFont(), null);

        checkIsOkPanelData();

    }

   protected void addLabels() {

        this.lblDescription = new JLabel();

        this.lblStep1 = new JLabel();

        this.lblAngle = new JLabel();

        this.lblStep2 = new JLabel();

        this.lblColor = new JLabel();

        this.lblStep3 = new JLabel();

        this.lblSize = new JLabel();

        this.lblSizeUnits = new JLabel();

        this.lblStep4 = new JLabel();

        this.lblFont = new JLabel();

        this.lblDescription.setText(PluginServices.getText(this,

                "descripcion_de_configuracion_capa_de_anotaciones"));

        this.lblStep1.setText("1.");

        this.lblAngle.setText(PluginServices.getText(this,

                "seleccione_el_campo_angulo_de_la_capa_de_anotaciones"));

        this.lblStep2.setText("2.");

        this.lblColor.setText(PluginServices.getText(this,

                "seleccione_el_campo_color_de_la_capa_de_anotaciones"));

        this.lblStep3.setText("3.");

        this.lblSize.setText(PluginServices.getText(this,

                "seleccione_el_campo_tamano_de_la_capa_de_anotaciones"));

        this.lblSizeUnits.setText(PluginServices.getText(this, "en_unidades"));

        this.lblStep4.setText("4.");

        this.lblFont.setText(PluginServices.getText(this,

                "seleccione_el_campo_fuente_de_la_capa_de_anotaciones"));

        // TODO: Posicionar

        this.lblDescription.setBounds(lblDescriptionPosition);

        this.lblStep1.setBounds(lblStep1Position);

        this.lblAngle.setBounds(lblAnglePosition);

        this.lblStep2.setBounds(lblStep2Position);

        this.lblColor.setBounds(lblColorPosition);

        this.lblStep3.setBounds(lblStep3Position);

        this.lblSize.setBounds(lblSizePosition);

        this.lblSizeUnits.setBounds(lblSizeUnitsPosition);

        this.lblStep4.setBounds(lblStep4Position);

        this.lblFont.setBounds(lblFontPosition);

        this.add(lblDescription, null);

        this.add(lblStep1, null);

        this.add(lblAngle, null);

        this.add(lblStep2, null);

        this.add(lblColor, null);

        this.add(lblStep3, null);

        this.add(lblSize, null);

        this.add(lblSizeUnits, null);

        this.add(lblStep4, null);

        this.add(lblFont, null);

    }

  /**

   * Fill annotation layer new fields

   * @param cmb        Combobox

   * @param types        The fields with right type

   */

    @SuppressWarnings("unchecked")

        private void fillFieldsNames(JComboBox cmb, int[] types) {

        cmb.addItem(AnnotationConfigureLabelsPanel.TEXT_FOR_DEFAULT_VALUE);

        Collection<String> names;

        if (types == null) {

            String[] allNames = (String[]) this.fieldsNames.get("ALL");

            if (allNames == null) {

                    FeatureStore store = (FeatureStore) this.layer.getDataStore();

                FeatureSet features;

                            try {

                                    features = store.getFeatureSet();

                                    FeatureType type = features.getDefaultFeatureType();

                                     FeatureAttributeDescriptor[] fieldsNames = type.getAttributeDescriptors();

                                     allNames=new String[fieldsNames.length];

                                     for (int i = 0; i < fieldsNames.length; i++) {

                                             if(fieldsNames[i].getName().compareTo("GEOMETRY")!=0)

                                                     allNames[i]=fieldsNames[i].getName();

                            }

                    this.fieldsNames.put("ALL", allNames);

                            } catch (DataException e) {

                                    // ERROR NOTATIFICATION MANAGER

                                    NotificationManager.addError(e);

                            }    

                    }

            for (int i = 0; i < allNames.length; i++) {

                cmb.addItem(allNames[i]);

            }

            return;

        }

        Integer typeKey;

        for (int i = 0; i < types.length; i++) {

            typeKey = new Integer(types[i]);

            if (!this.fieldsNames.containsKey(typeKey)) {

                names = this.getFieldsFromType(types[i]);

                this.fieldsNames.put(typeKey, names);

            } else {

                names = (Collection<String>) this.fieldsNames.get(typeKey);

            }

            if (names != null) {

                Iterator<String> name = names.iterator();

                while (name.hasNext()) {

                    cmb.addItem(name.next());

                }

            }

        }

    }

    /**

     * DOCUMENT ME!

     *

     * @param type DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    private Collection<String> getFieldsFromType(int type) {

        ArrayList<String> result = new ArrayList<String>();

            @SuppressWarnings("unused")

                String[] allNames = null;

        FeatureStore store = (FeatureStore) this.layer.getDataStore();

        FeatureSet features;

        try {

                        features = store.getFeatureSet();

                        FeatureType types = features.getDefaultFeatureType();

                         FeatureAttributeDescriptor[] fieldsNames = types.getAttributeDescriptors();

                         for (int i = 0; i < fieldsNames.length; i++) {

                                 if (fieldsNames[i].getDataType() == type) {

                                         result.add(fieldsNames[i].getName());

                                 }

                         }

                         //IF dispose the store we will have to open the store again. 

                         store.dispose();

        } catch (DataException e) {

                                // ERROR NOTATIFICATION MANAGER

                                NotificationManager.addError(e);

        }                    

        if (result.size() == 0) {

            return null;

        }

        return result;

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    private JComboBox getCmbAngle() {

        if (this.cmbAngle == null) {

            this.cmbAngle = new JComboBox();

            this.cmbAngle.setEditable(false);

            this.cmbAngle.setBounds(cmbAnglePosition);

            this.fillFieldsNames(this.cmbAngle,new int[] { Types.INTEGER, Types.DOUBLE });

            this.cmbAngle.addItemListener(this.eventsListener);

            //Si se ha seleccionado ya

            if (layer != null) {

                    int index;

                                if (preferences.getMappedNumColumnText()>-1)

                            index = preferences.getMappedColumnNumRotate();

                                else 

                                        index=0;

                    setSelectedItem(index, cmbAngle);

                updateButtonsState();

            }

        }

        return this.cmbAngle;

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public String getAngleFieldName() {

        return (String) this.getCmbAngle().getSelectedItem();

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    private JComboBox getCmbColor() {

        if (this.cmbColor == null) {

            this.cmbColor = new JComboBox();

            this.cmbColor.setEditable(false);

            this.cmbColor.setBounds(cmbColorPosition);

            this.fillFieldsNames(this.cmbColor, new int[] { Types.INTEGER });

            this.cmbColor.addItemListener(this.eventsListener);

            if (layer != null) {

                    int index;

                                if (preferences.getMappedNumColumnColor()>-1)

                            index = preferences.getMappedNumColumnColor();

                                else 

                                        index=0;

                    setSelectedItem(index, cmbColor);

            }

        }

        return this.cmbColor;

    }

    /**

     * DOCUMENT ME!

     *

     * @param index DOCUMENT ME!

     * @param cmb DOCUMENT ME!

     */

    private void setSelectedItem(int index, JComboBox cmb) {

            FeatureStore store = (FeatureStore) this.layer.getDataStore();

        FeatureSet features;

        String field = null;

        try {

                           features = store.getFeatureSet();

                           FeatureType types = features.getDefaultFeatureType();

                            FeatureAttributeDescriptor[] fieldsNames = types.getAttributeDescriptors();

                            if (index<0)

                                    field=AnnotationConfigureLabelsPanel.TEXT_FOR_DEFAULT_VALUE;

                            else

                                    field=fieldsNames[index].getName();

                            features.dispose();

           } catch (DataException e) {

                                   // ERROR NOTATIFICATION MANAGER

                                   NotificationManager.addError(e);

           }                    

            cmb.setSelectedItem(field);

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public String getColorFieldName() {

        return (String) this.getCmbColor().getSelectedItem();

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    private JComboBox getCmbSize() {

        if (this.cmbSize == null) {

            this.cmbSize = new JComboBox();

            this.cmbSize.setEditable(false);

            this.cmbSize.setBounds(cmbSizePosition);

            this.fillFieldsNames(this.cmbSize,

                new int[] { Types.INTEGER, Types.DOUBLE });

            this.cmbSize.addItemListener(this.eventsListener);

            if  (layer != null) {

                    int index;

                                if (preferences.getMappedColumnNumHeight()>-1)

                            index  = preferences.getMappedColumnNumHeight();

                                else

                                        index=0;

                setSelectedItem(index, cmbSize);

            }

        }

        return this.cmbSize;

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public String getSizeFieldName() {

        return (String) this.getCmbSize().getSelectedItem();

    }

    /**

     * 

     * @return

     */

    private JComboBox getCmbSizeUnits() {

        if (this.cmbSizeUnits == null) {

            this.cmbSizeUnits = new JComboBox();

            this.cmbSizeUnits.setEditable(false);

            this.cmbSizeUnits.setBounds(cmbSizeUnitsPosition);

            this.cmbSizeUnits.addItem(PluginServices.getText(this, "pixels"));

            this.cmbSizeUnits.addItem(PluginServices.getText(this, "metros"));

            this.cmbSizeUnits.addItemListener(this.eventsListener);

        }

        return this.cmbSizeUnits;

    }

    /**

     * Check if the size is in pixels then return true if yes.

     * @return boolean

     */

    public boolean sizeUnitsInPixels() {

        return (this.getCmbSizeUnits().getSelectedIndex() == 0);

    }

  /**

   * Combo to Select the Font

   * @return JComboBox

   */

    private JComboBox getCmbFont() {

        if (this.cmbFont == null) {

            this.cmbFont = new JComboBox();

            this.cmbFont.setEditable(false);

            this.cmbFont.setBounds(cmbFontPosition);

            this.fillFieldsNames(this.cmbFont,

                new int[] { Types.VARCHAR, Types.LONGVARCHAR });

            this.cmbFont.addItemListener(this.eventsListener);

            if (layer != null) {

                    int index;

                                if (preferences.getMappedColumnNumTypeFont()>-1)

                            index = preferences.getMappedColumnNumTypeFont();

                                else

                                        index=0;

                                setSelectedItem(index, cmbFont);

            }

        }

        return this.cmbFont;

    }

    /**

     * Return the Font Field

     * @return String name

     */

    public String getFontFieldName() {

        return (String) this.getCmbFont().getSelectedItem();

    }

    private class EventsListener implements ItemListener {

        public void itemStateChanged(ItemEvent e) {

            updateButtonsState();

        }

    }

}